xref: /llvm-project/llvm/test/CodeGen/PowerPC/cpu-supports.ll (revision 67c1c1dbb6cd473ce302079d0b3791ff461b7bba)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
2; RUN: llc -mcpu=pwr9 -ppc-asm-full-reg-names \
3; RUN:   -mtriple=powerpc64-linux-gnu < %s | FileCheck  %s \
4; RUN:   -check-prefix=BE64
5; RUN: llc -mcpu=pwr9 -ppc-asm-full-reg-names \
6; RUN:   -mtriple=powerpc-linux-gnu < %s | FileCheck  %s \
7; RUN:   -check-prefix=BE32
8; RUN: llc -mcpu=pwr9 -ppc-asm-full-reg-names \
9; RUN:   -mtriple=powerpc64le-linux-gnu < %s | FileCheck  %s \
10; RUN:   -check-prefix=LE
11define dso_local signext i32 @test(i32 noundef signext %a) local_unnamed_addr #0 {
12; BE64-LABEL: test:
13; BE64:       # %bb.0: # %entry
14; BE64-NEXT:    lwz r4, -28772(r13)
15; BE64-NEXT:    andis. r4, r4, 128
16; BE64-NEXT:    bne cr0, .LBB0_3
17; BE64-NEXT:  # %bb.1: # %if.else
18; BE64-NEXT:    lwz r4, -28776(r13)
19; BE64-NEXT:    andis. r4, r4, 1024
20; BE64-NEXT:    bne cr0, .LBB0_4
21; BE64-NEXT:  # %bb.2: # %if.else3
22; BE64-NEXT:    lwz r4, -28764(r13)
23; BE64-NEXT:    cmplwi r4, 39
24; BE64-NEXT:    addi r4, r3, 5
25; BE64-NEXT:    slwi r3, r3, 1
26; BE64-NEXT:    iseleq r3, r3, r4
27; BE64-NEXT:  .LBB0_3: # %return
28; BE64-NEXT:    extsw r3, r3
29; BE64-NEXT:    blr
30; BE64-NEXT:  .LBB0_4: # %if.then2
31; BE64-NEXT:    addi r3, r3, -5
32; BE64-NEXT:    extsw r3, r3
33; BE64-NEXT:    blr
34; BE64:       .quad   __parse_hwcap_and_convert_at_platform
35;
36; BE32-LABEL: test:
37; BE32:       # %bb.0: # %entry
38; BE32-NEXT:    lwz r4, -28732(r2)
39; BE32-NEXT:    andis. r4, r4, 128
40; BE32-NEXT:    bnelr cr0
41; BE32-NEXT:  # %bb.1: # %if.else
42; BE32-NEXT:    lwz r4, -28736(r2)
43; BE32-NEXT:    andis. r4, r4, 1024
44; BE32-NEXT:    bne cr0, .LBB0_3
45; BE32-NEXT:  # %bb.2: # %if.else3
46; BE32-NEXT:    lwz r4, -28724(r2)
47; BE32-NEXT:    cmplwi r4, 39
48; BE32-NEXT:    addi r4, r3, 5
49; BE32-NEXT:    slwi r3, r3, 1
50; BE32-NEXT:    iseleq r3, r3, r4
51; BE32-NEXT:    blr
52; BE32-NEXT:  .LBB0_3: # %if.then2
53; BE32-NEXT:    addi r3, r3, -5
54; BE32-NEXT:    blr
55; BE32:       .long   __parse_hwcap_and_convert_at_platform
56;
57; LE-LABEL: test:
58; LE:       # %bb.0: # %entry
59; LE-NEXT:    lwz r4, -28776(r13)
60; LE-NEXT:    andis. r4, r4, 128
61; LE-NEXT:    bne cr0, .LBB0_3
62; LE-NEXT:  # %bb.1: # %if.else
63; LE-NEXT:    lwz r4, -28772(r13)
64; LE-NEXT:    andis. r4, r4, 1024
65; LE-NEXT:    bne cr0, .LBB0_4
66; LE-NEXT:  # %bb.2: # %if.else3
67; LE-NEXT:    lwz r4, -28764(r13)
68; LE-NEXT:    cmplwi r4, 39
69; LE-NEXT:    addi r4, r3, 5
70; LE-NEXT:    slwi r3, r3, 1
71; LE-NEXT:    iseleq r3, r3, r4
72; LE-NEXT:  .LBB0_3: # %return
73; LE-NEXT:    extsw r3, r3
74; LE-NEXT:    blr
75; LE-NEXT:  .LBB0_4: # %if.then2
76; LE-NEXT:    addi r3, r3, -5
77; LE-NEXT:    extsw r3, r3
78; LE-NEXT:    blr
79; LE:       .quad   __parse_hwcap_and_convert_at_platform
80entry:
81  %cpu_supports = tail call i32 @llvm.ppc.fixed.addr.ld(i32 2)
82  %0 = and i32 %cpu_supports, 8388608
83  %.not = icmp eq i32 %0, 0
84  br i1 %.not, label %if.else, label %return
85
86if.else:                                          ; preds = %entry
87  %cpu_supports1 = tail call i32 @llvm.ppc.fixed.addr.ld(i32 1)
88  %1 = and i32 %cpu_supports1, 67108864
89  %.not12 = icmp eq i32 %1, 0
90  br i1 %.not12, label %if.else3, label %if.then2
91
92if.then2:                                         ; preds = %if.else
93  %sub = add nsw i32 %a, -5
94  br label %return
95
96if.else3:                                         ; preds = %if.else
97  %cpu_is = tail call i32 @llvm.ppc.fixed.addr.ld(i32 3)
98  %2 = icmp eq i32 %cpu_is, 39
99  br i1 %2, label %if.then4, label %if.end6
100
101if.then4:                                         ; preds = %if.else3
102  %add = shl nsw i32 %a, 1
103  br label %return
104
105if.end6:                                          ; preds = %if.else3
106  %add7 = add nsw i32 %a, 5
107  br label %return
108
109return:                                           ; preds = %entry, %if.end6, %if.then4, %if.then2
110  %retval.0 = phi i32 [ %sub, %if.then2 ], [ %add, %if.then4 ], [ %add7, %if.end6 ], [ %a, %entry ]
111  ret i32 %retval.0
112}
113
114declare i32 @llvm.ppc.fixed.addr.ld(i32 immarg) #1
115